18 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... , ↓ chest wall compliance ... #pulmonary #Aa
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
Malabsorption - Differential ... Diagnosis Biliary ... • IBD- CD, UC ... Altered length • Short ... #Diagnosis #Causes
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
- Differential ... Diagnosis Algorithm ... histiocytosis (PLCH ... Amy Chung, MD, MSc ... #ILD #Causes #Differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... • Sub-Valvular Disease ... Thickening/Masses Chest ... Interstitium • ILD
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Obstructive Lung Disease ... , Interstitial Disease ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential ... #diagnosis
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Diagnosis Pulmonary ... /Chest Wall: • ... Asthma attack, ILD ... , COPD, CTEPH, ILD ... #Diagnosis
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... should undergo chest ... Of ocular and mild ... myasthenia usually • Starts ... within 3 years of diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... • Dyspnea, • Chest ... Diagnosis Of NTM ... Exclusion of other diagnosis ... NTM #Infections #differential
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Related Infections - Differential ... Diagnosis Framework ... roots, is a hot spot ... disease • Aspergillus ... possible fever, chest